How do you use PEMDAS to simplify #2[-4+3(-7+4)]#?
The expression has so many parenthesis that no rule of order of operations is needed
First, we evaluate any expressions within parentheses.
Within the innermost parentheses, there are no exponents, and no multiplication or division, thus we move on to adding
Within the outer parentheses, there are no exponents, so we move on to multiplying
There is no more multiplication within the outer parentheses, and so we move on to adding
Now that there are no operations left within parentheses, we continue. The only operation remaining outside of parentheses is to multiply